draft transfer implementation

deps/asprintf/asprintf.c

@@ -0,0 +1,37 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "asprintf.h"
+
+int vasprintf(char **strp, const char *fmt, va_list ap) {
+	int size, res;
+
+	va_list cp;
+	va_copy(cp, ap);
+	size = vsnprintf(NULL, 0, fmt, cp);
+	va_end(cp);
+	if (size < 0)
+		return -1;
+
+	*strp = (char *)malloc(size + 1);
+	if (*strp == NULL)
+		return -1;
+
+	res = vsnprintf(*strp, size + 1, fmt, ap);
+	if (res < 0) {
+		free(*strp);
+		return -1;
+	}
+
+	return res;
+}
+
+int asprintf(char **s, const char *fmt, ...) {
+	int ret;
+
+	va_list ap;
+	va_start(ap, fmt);
+	ret = vasprintf(s, fmt, ap);
+	va_end(ap);
+	return ret;
+}

deps/asprintf/asprintf.h

@@ -0,0 +1,10 @@
+#ifndef HAVE_ASPRINTF
+#define HAVE_ASPRINTF 1
+
+#include <stdarg.h>
+
+int vasprintf(char **strp, const char *fmt, va_list ap);
+
+int asprintf(char **s, const char *fmt, ...);
+
+#endif

deps/asprintf/clib.json

@@ -0,0 +1,9 @@
+{
+	"name": "asprintf",
+	"version": "1.0.0",
+	"repo": "Neved4/asprintf",
+	"description": "asprintf, vasprintf - print to allocated string",
+	"license": "MIT",
+	"keywords": ["asprintf", "sprintf", "alloc", "string"],
+	"src": ["asprintf.c", "asprintf.h"]
+}